4 ms·
Or you rewrite it to be more flexible and seriously think about what if's eg what if sales tax was changed in the middle of a month/billing period. This is a r
by walshemj 8y ago
Or you rewrite it to be more flexible and seriously think about what if's eg what if sales tax was changed in the middle of a month/billing period.
This is a real example at one job in the UK on budget day I used to listen the budget speech live in case it had any impact on the system I worked on.
- ruok0101 8y agoI worked with one guy once where he wanted the "ultimate flexibility" and every data model object basically became a database table with the columns 'key' and 'value'. Trying to think of everything ahead of time has its own problems...
- walshemj 8y agoWhich is how map/reduce systems work at the core - and how we implemented it back in the 1980's. Each record type and field in that record had its own entry in a MIDAS table so you could process say TELEX records differently to Email, Data etc.